Olfactory Virtual Reality System (IMAGE) Northwestern University Caption By using a virtual reality system made of smells instead of audio and visuals, researchers created a landscape in which smells can be controlled and maintained. Credit Daniel Dombeck and Brad Radvansky/Northwestern University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.